Vulcan Patents

Vulcan was an innovator in pile driving equipment for more than a century. This history can be documented in part by the patents that were issued to Vulcan’s people, in addition to those which it acquired externally. We also include patents that were related to Vulcan either because they were issued to a Warrington or they related to a Vulcan product but were never formally assigned to the company.

We also have experience in acting as an expert witness in patent disputes; contact us if you are interested.

Patents Assigned or Licensed to Vulcan Iron Works

Formal Patent Title	Application	Inventor(s)	U.S. Patent Number Note: if the patent number is hyper linked, the patent is on our site and available
Steam Pile Driving Hammers	Original Vulcan Hammer Patent	James N. Warrington	378,745
Caps for Piles	McDermid Base, for driving wood piles directly	Hugh McDermid	613,385
Pile-Drivers	Sheeting Base	William H. Warrington	777,459
Head-Block	Head Block for Leaders	H.C. Lindsly	S/N 808,665
Caps for Sheet-Piling	“Splined” cap for proper alignment of sheet piling cap	William H. Warrington	960,746
Pile Hammers	California Hammers	James N. Warrington	1,019,386
Pile Hammers	California Hammers	James N. Warrington	1,020,467
Pile Extractors and the Like	Vulcan Pile Extractor	James N. Warrington	1,736,104
Power Hammer	Super Vulcan Differential Acting Hammer	Campbell V. Adams	2,000,908
Power Hammer	Super Vulcan Differential Acting Hammer	Campbell V. Adams	2,004,180
Pile Driving Hammer	Internal Combustion Hammer (IC-65)	Campbell V. Adams	3,013,541
Power Hammer	Differential Acting Hammer	Campbell V. Adams	3,096,831
Pulling Adapter	Clamp for Extractor	Campbell V. Adams	3,149,851
Pile Driving Apparatus	Servo-pneumatic hook block, sand drain hammers	Henry G. Warrington	3,171,552
Mandrel for Driving Pile Shells	Expanding Mandrel	Henry G. Warrington	3,329,216
Power Hammer	Vari-Cycle I	Campbell V. Adams and Henry G. Warrington	3,357,315
Hydraulic Pile Hammer	Hydraulic Hammer	Campbell V. Adams	S/N 665,525
Boring Apparatus with Valveless Impactor	Rock Drilling	Henry G. Warrington and George Manning	3,444,937
Pile Driving Hammer	IPH-16 (Internal Pile Hammer)	Henry G. Warrington	3,454,112
Percussion Hammer	Slide Bar Gripper	Campbell V. Adams	3,455,208
Piling Extractor	Wood Pile Puller	Wayne de Witt	3,534,996
Percussion Hammer	OPH-80 (Ocean Pile Hammer)	Henry G. Warrington	3,547,207
Percussion Hammer	106 Hammer	George C. Wandell	3,566,977
Percussion Hammer	DGH Auto-Stop	George C. Wandell	3,645,342
Free Piston Power Source	Linear Vibrator	John J. Kupka	3,704,651
Percussion Hammer	DGH Auto-Stop	George C. Wandell	3,782,483
Cushion Pot with Mechanical and Molded Joint	Key Ball Cushion Ring	Henry G. Warrington	3,800,888
Pile Driving Hammer	Vulcan 3150 and 4150 Offshore Hammers	Henry G. Warrington	3,815,474
Percussion Hammer	Hydra-Nut	Henry G. Warrington	3,938,427
Cable Tensioning Assembly	Hy-Ten Cable Tensioner	Henry G. Warrington	4,015,821
Retaining Assembly	Ram Key Retainer	John A. Lerch	4,295,752
Vibratory Hammer/Extractor	Vulcan 400 and 1400 Vibratory Hammers	Don C. Warrington	4,819,740
Method and Apparatus for Breaking Reinforced Concrete Piles and for Exposing Reinforcing Bars	Concrete Pile Cutter	Pulat A. Abbasov, Valentin E. Abramov, Dmitri A. Trifonov-Yakovlev, Lev V. Erofeev, Gennady S. Kuritsyn, Alexandr P. Borodachev, Victor V. Matvienko, Yuri V. Dmitrevich, Ludmila P. Lukash, Alexandr S. Petrashen, and Valery B. Petrov	4,979,489
Sea Water Pile Hammer	Sea Water Hammer	Don C. Warrington, Vladimir A. Nifontov, Lev V. Erofeev and Dmitri A. Trifonov-Yakovlev	5,662,175

Cross Reference for Vulcan Non-US Patents

United States	Canada	United Kingdom	France	Germany	Australia	Japan
2,004,180
3,013,541		958,688	1,275,714	1,484,582		422,233
3,096,831
3,149,851
3,171,552
3,329,216
3,357,315	820,641	1,136,470	1,533,275	1,634,655		639,221
S/N 665,525	853,983	1,244,635		1,748,677
3,444,937
3,454,112	908,449	1,271,544	2,010,537	1,928,621	444,891
3,455,208	868,711	1,237,246	1,572,802	1,784,044	439,225	655,568
3,534,996
3,547,207	921,715	1,282,615	2,022,755	1,955,300	444,896
3,566,977					438,549	882,047
3,645,342	937,834	1,342,798	2,095,760		450,595
3,704,651	952,774	1,362,213	2,117,070		457,844	885,621
3,782,483
3,800,888		1,408,317				900,238
3,815,474
3,938,427
4,015,821
4,295,752
4,819,740	1,299,366

Other Patents of Interest

Formal Patent Title	Application	Inventor(s)	United States Patent Number
Steam Pile-Drivers	First pile hammer manufactured by Vulcan	Thomas T. Loomis	160,781
Caldwell Cyclone Snow Plough	Snow-Clearing Equipment	E.P. Caldwell	405,300 and 454,109
Lubricators	Lubricator for snow-clearing equipment (Caldwell Cyclone Snow Plough)	George Warrington	423,580
Timing Devices for Hydrocarbon Engines	Automotive	George Warrington and Chester H. Warrington	1,418,996
Mandrel for Driving Pile Shells	Vulcan Expanding Mandrel	Clemens Hoppe	2,977,990
Water Hammer Pile Driving With Condensable Vapor Reset	Water Hammer	Serge S. Wisotsky	3,800,548
Muffler for Pile Driving Apparatus	Decelflo Muffler	Stannard M. Potter	3,981,378
Underwater Hammer with Circumferential Flow Seal	Bolt Associates/Raymond International Underwater “Air Gun” Hammer	George Gendron and Nelson Holland	4,098,355
Method of Driving Piles Underwater	“Thin” Underwater Hammer Concept	George Gendron and Lindsey Phares	4,138,199
Piling Hammer	Sermec Hydraulic Hammer	Brian Hays and Clive Taylor	4,802,538